McCartney said Lennon told him of lyrics ... on how the song was inspired by his close relationship with Lennon's first-born son Julian and the time his bandmate left his first wife, Cynthia ...

Lennon also welcomed Julian Charles John Lennon ... who – alongside James – he shares with his late wife Linda McCartney. Later in life Sir Paul welcomed Beatrice McCartney, 20, with ex ...

Julian Lennon could be heading for an angry clash with Sir Paul McCartney after recording a Beatles song for a TV commercial. A 30-second snippet of When I'm 64 is being used in an advertisement ...